package com.yxy.math;

import java.util.Random;

public class MathTest {

	public static void main(String[] args) {

		mathRandom();

	}
	
	public static void mathRandom(){
		int count = 0;
		do{
			count ++;
			System.out.println("-----" + new Random().nextInt(10));
			System.out.println(Math.random());
			System.out.println("========" + new Random().nextInt(3));

		}while(count < 20);
	}

}
